79 lines
2.3 KiB
Nix
79 lines
2.3 KiB
Nix
{ zentralwerk, hostRegistry, config, lib, pkgs, ... }:
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let
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inherit (config.networking) hostName;
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# hydra does *not* use this module because it only runs a nomad
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# server but no client and no microvms
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servers = [ "server8" "server9" "server10" "hydra" ];
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microvmServers = [ "server8" "server9" "server10" ];
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storageServers = [ "server8" "server9" ];
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serverNet = server:
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builtins.foldl' (result: net:
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if result == null &&
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zentralwerk.lib.config.site.net.${net}.hosts4 ? ${server}
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then net
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else result
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) null [ "cluster" "serv" ];
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ipv4Addr = zentralwerk.lib.config.site.net.${serverNet hostName}.hosts4.${hostName};
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in {
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# Open firewall between cluster members
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networking.firewall.extraCommands = lib.concatMapStrings (server:
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let
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netConfig = zentralwerk.lib.config.site.net.${serverNet server};
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in
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lib.optionalString (server != hostName) ''
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iptables -A nixos-fw --source ${netConfig.hosts4.${server}} -j ACCEPT
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${lib.concatMapStrings (hosts6: ''
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ip6tables -A nixos-fw --source ${hosts6.${server}} -j ACCEPT
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'') (builtins.attrValues netConfig.hosts6)}
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'') servers;
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# Cluster configuration
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skyflake = {
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debug = true;
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nodes = builtins.listToAttrs (
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map (name: {
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inherit name;
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value.address = hostRegistry.hosts.${name}.ip4;
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}) servers
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);
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nomad = {
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datacenter = "c3d2";
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servers = servers;
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# run tasks only on these:
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client.enable = builtins.elem hostName microvmServers;
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client.meta =
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lib.optionalAttrs (builtins.elem hostName storageServers) {
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"c3d2.storage" = "big";
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};
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};
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microvmUid = 997;
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users.c3d2 = {
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uid = 1001;
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sshKeys = config.users.users.root.openssh.authorizedKeys.keys;
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};
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users.leon = {
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uid = 1002;
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sshKeys = with import ../../users.nix;
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leon.sshKeys ++
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astro.sshKeys;
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};
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deploy.customizationModule = ./deployment.nix;
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storage.glusterfs = {
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fileSystems = [ {
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servers = microvmServers;
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mountPoint = "/glusterfs/fast";
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source = "/var/glusterfs-fast";
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} {
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servers = storageServers;
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mountPoint = "/glusterfs/big";
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source = "/var/glusterfs-big";
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} ];
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};
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};
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}
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